208206544

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4931}}^1$

素因数の和:4988

約数の個数: 80

約数和(自身を含む): 513717120

約数和(自身を除く): 305510576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 91, 104, 112, 116, 182, 203, 208, 232, 364, 377, 406, 464, 728, 754, 812, 1456, 1508, 1624, 2639, 3016, 3248, 4931, 5278, 6032, 9862, 10556, 19724, 21112, 34517, 39448, 42224, 64103, 69034, 78896, 128206, 138068, 142999, 256412, 276136, 285998, 448721, 512824, 552272, 571996, 897442, 1000993, 1025648, 1143992, 1794884, 1858987, 2001986, 2287984, 3589768, 3717974, 4003972, 7179536, 7435948, 8007944, 13012909, 14871896, 16015888, 26025818, 29743792, 52051636, 104103272, 208206544]

約数ペア:

[(1, 208206544), (2, 104103272), (4, 52051636), (7, 29743792), (8, 26025818), (13, 16015888), (14, 14871896), (16, 13012909), (26, 8007944), (28, 7435948), (29, 7179536), (52, 4003972), (56, 3717974), (58, 3589768), (91, 2287984), (104, 2001986), (112, 1858987), (116, 1794884), (182, 1143992), (203, 1025648), (208, 1000993), (232, 897442), (364, 571996), (377, 552272), (406, 512824), (464, 448721), (728, 285998), (754, 276136), (812, 256412), (1456, 142999), (1508, 138068), (1624, 128206), (2639, 78896), (3016, 69034), (3248, 64103), (4931, 42224), (5278, 39448), (6032, 34517), (9862, 21112), (10556, 19724)]